Bug 809920 - Create testing/modules for shared testing-only JS modules; r=ted

Includes AppInfo.jsm with code for manipulating XULAppInfo.

--HG--
rename : services/healthreport/modules-testing/utils.jsm => testing/modules/AppInfo.jsm

testing/modules/AppInfo.jsm

@@ -0,0 +1,74 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+this.EXPORTED_SYMBOLS = [
+  "getAppInfo",
+  "updateAppInfo",
+];
+
+
+const {interfaces: Ci, results: Cr, utils: Cu} = Components;
+
+Cu.import("resource://gre/modules/XPCOMUtils.jsm");
+
+let APP_INFO = {
+  vendor: "Mozilla",
+  name: "xpcshell",
+  ID: "xpcshell@tests.mozilla.org",
+  version: "1",
+  appBuildID: "20121107",
+  platformVersion: "p-ver",
+  platformBuildID: "20121106",
+  inSafeMode: false,
+  logConsoleErrors: true,
+  OS: "XPCShell",
+  XPCOMABI: "noarch-spidermonkey",
+  QueryInterface: XPCOMUtils.generateQI([Ci.nsIXULAppInfo, Ci.nsIXULRuntime]),
+  invalidateCachesOnRestart: function() {},
+};
+
+
+/**
+ * Obtain a reference to the current object used to define XULAppInfo.
+ */
+this.getAppInfo = function () { return APP_INFO; }
+
+/**
+ * Update the current application info.
+ *
+ * If the argument is defined, it will be the object used. Else, APP_INFO is
+ * used.
+ *
+ * To change the current XULAppInfo, simply call this function. If there was
+ * a previously registered app info object, it will be unloaded and replaced.
+ */
+this.updateAppInfo = function (obj) {
+  obj = obj || APP_INFO;
+  APP_INFO = obj;
+
+  let id = Components.ID("{fbfae60b-64a4-44ef-a911-08ceb70b9f31}");
+  let cid = "@mozilla.org/xre/app-info;1";
+  let registrar = Components.manager.QueryInterface(Ci.nsIComponentRegistrar);
+
+  // Unregister an existing factory if one exists.
+  try {
+    let existing = Components.manager.getClassObjectByContractID(cid, Ci.nsIFactory);
+    registrar.unregisterFactory(id, existing);
+  } catch (ex) {}
+
+  let factory = {
+    createInstance: function (outer, iid) {
+      if (outer != null) {
+        throw Cr.NS_ERROR_NO_AGGREGATION;
+      }
+
+      return obj.QueryInterface(iid);
+    },
+  };
+
+  registrar.registerFactory(id, "XULAppInfo", cid, factory);
+};
+

testing/modules/Makefile.in

@@ -0,0 +1,17 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+DEPTH     = @DEPTH@
+topsrcdir = @top_srcdir@
+srcdir    = @srcdir@
+VPATH     = @srcdir@
+
+include $(DEPTH)/config/autoconf.mk
+
+TESTING_JS_MODULES := \
+  AppInfo.jsm \
+  $(NULL)
+
+include $(topsrcdir)/config/rules.mk
+

toolkit/toolkit-tiers.mk

@@ -324,6 +324,7 @@ tier_platform_dirs += testing/xpcshell
 tier_platform_dirs += testing/tools/screenshot
 tier_platform_dirs += testing/peptest
 tier_platform_dirs += testing/mozbase
+tier_platform_dirs += testing/modules
 ifdef MOZ_WEBRTC
 tier_platform_dirs += media/webrtc/signaling/test
 tier_platform_dirs += media/mtransport/test